Radeon HD 4770 vs Radeon HD 8570 OEM Rebrand

Radeon HD 4770
Memory: 512Mb GDDR5DESKTOP
Release date: 28 Apr 2009
Radeon HD 4770
Radeon HD 8570 OEM Rebrand
Memory: 1024Mb GDDR3DESKTOP
Release date: 23 Jul 2013
Radeon HD 8570 OEM Rebrand

Summary

Synthetic performance index

  • Radeon HD 4770
    100%
  • Radeon HD 8570 OEM Rebrand
    108%

Relative performance

Reasons to consider Radeon HD 4770

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon HD 8570 OEM Rebrand

This is a much newer product, it might have better long term support.
Around 8% higher average synthetic performance.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon HD 8570 OEM Rebrand

HWBench recommends Radeon HD 8570 OEM Rebrand

The Radeon HD 8570 OEM Rebrand is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 4770Radeon HD 8570 OEM Rebrand
GPU NameRV740 ()vsTurks (Turks PRO)
Fab Process40 nmvs40 nm
Die Size137 mm²vs118 mm²
Transistors826 millionvs716 million
Shaders640vs480
Compute Units8vs6
Core clock750 MHzvs650 MHz
ROPs16vs8
TMUs32vs24

Memory Configuration

Radeon HD 4770Radeon HD 8570 OEM Rebrand
Memory TypeGDDR5vsGDDR3
Bus Width128 bitvs128 bit
Memory Speed800 MHz
3200 MHz effective
vs800 MHz
1600 MHz effective
Memory Size512 Mbvs1024 Mb

Additional details

Radeon HD 4770Radeon HD 8570 OEM Rebrand
TDP80 wattsvs60 watts
Release Date28 Apr 2009vs23 Jul 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 4770
    12.00 GP/s
  • Radeon HD 8570 OEM Rebrand
    5.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 4770
    24.00 GT/s
  • Radeon HD 8570 OEM Rebrand
    15.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 4770
    51.20 GB/s
  • Radeon HD 8570 OEM Rebrand
    25.60 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 4770
    960.00 GFLOPs
  • Radeon HD 8570 OEM Rebrand
    624.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 4770
    1790
  • Radeon HD 8570 OEM Rebrand
    1940

Points (higher is better)